Hansjörg Roll is a businessperson who has been the head of 5 different companies. Dr. Roll is Chairman-Supervisory Board of Grosskraftwerk Mannheim AG, Chairman-Supervisory Board for Soluvia GmbH, Chairman-Supervisory Board of MVV Netze GmbH, Chairman-Supervisory Board of MVV Umwelt GmbH, Co-Managing Director at MVV RHE GmbH and Chief Technology Officer for MVV Energie AG.

He is also on the board of Stadtwerke Kiel AG, Energieversorgung Offenbach AG, MVV Energie CZ as and juwi AG.

In the past Dr. Roll held the position of Project Director-Power Plant Planning at Badenwerk Aktiengesellschaft, Head-Power Plant Planning Division at Enbw Ingenieure GmbH and Managing Director-Gengenbach Industrial Power at MVV Enamic GmbH.

Dr. Roll received an undergraduate degree from Karlsruhe University of Applied Sciences.